CVE-2017-2893

Published: Nov 7, 2017Modified: May 13, 2026

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 3.9 / Impact: 3.6

Source: NVD

Description

An exploitable NULL pointer dereference vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8. An MQTT SUBSCRIBE packet can cause a NULL pointer dereference leading to server crash and denial of service. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability.

Affected (1)

Products: Cesanta: Mongoose

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Cesanta Mongoose	Version 6.8

Related CWEs

NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

References (2)

https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0400

Source: talos-cna@cisco.com

ExploitTechnical DescriptionThird Party Advisory

https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0400

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitTechnical DescriptionThird Party Advisory

Timeline

No history available yet.